4987967 has 2 divisors, whose sum is σ = 4987968. Its totient is φ = 4987966.

The previous prime is 4987951. The next prime is 4987973. The reversal of 4987967 is 7697894.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4987967 - 2⁴ = 4987951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4987907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2493983 + 2493984.

It is an arithmetic number, because the mean of its divisors is an integer number (2493984).

Almost surely, 2^4987967 is an apocalyptic number.

4987967 is a deficient number, since it is larger than the sum of its proper divisors (1).

4987967 is an equidigital number, since it uses as much as digits as its factorization.

4987967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 50.

The square root of 4987967 is about 2233.3756961156. The cubic root of 4987967 is about 170.8603102087.

The spelling of 4987967 in words is "four million, nine hundred eighty-seven thousand, nine hundred sixty-seven".